Refrigeration is a staple of modern living—we use refrigerants in air conditioners, aerosol spray cans, and, well, refrigerators. But it turns out that the most popular refrigerants of the 20th century depleted the ozone and had high global warming potentials. In episode 21 of Speaking of Chemistry, Sophia Cai takes a look at the pros and cons of new refrigerants recently approved by the Environmental Protection Agency to be used as more environmentally friendly alternatives.
If this episode leaves you wanting more video goodness, read the sources below.
Speaking of Chemistry is a production of Chemical & Engineering News (C&EN), the weekly magazine of the American Chemical Society.
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The Montreal Protocol Is Healing Earth’s Ozone Hole
Volume 93 Issue 22 | p. 8
Issue Date: June 1, 2015
Volume 93 Issue 10 | p. 6
Issue Date: March 9, 2015
EPA Clamps Down On Anhydrous Ammonia For Refrigeration
Volume 93 Issue 9 | p. 26
Issue Date: March 2, 2015
Volume 91 Issue 34 | pp. 27-28
Issue Date: August 26, 2013